Patents by Inventor Thomas F. Malone

Thomas F. Malone has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 6630886
    Abstract: An improved top of car inspection station includes warning circuit for providing a warning signal whenever the elevator car is in the inspection mode and the emergency stop switch is deactivated and the mechanic is not commanding the car to move.
    Type: Grant
    Filed: July 10, 2001
    Date of Patent: October 7, 2003
    Assignee: Otis Elevator Company
    Inventor: Thomas F. Malone, Jr.
  • Publication number: 20030010576
    Abstract: An improved top of car inspection station includes warning circuit for providing a warning signal whenever the elevator car is in the inspection mode and the emergency stop switch is deactivated and the mechanic is not commanding the car to move.
    Type: Application
    Filed: July 10, 2001
    Publication date: January 16, 2003
    Inventor: Thomas F. Malone
  • Patent number: 6481534
    Abstract: Apparatus for maintaining adequate overhead space for a worker located upon the roof of an elevator car having a drive mechanism that disengages under a given load. A brace is secured to the car and is capable of withstanding a compressive load that is greater than the disengagement load of the drive mechanism.
    Type: Grant
    Filed: August 27, 2001
    Date of Patent: November 19, 2002
    Assignee: Otis Elevator Company
    Inventor: Thomas F. Malone, Jr.
  • Patent number: 6481537
    Abstract: Apparatus for protecting a workman mounted upon the roof of a traction elevator car. A vertically disposed sleeve is secured to the roof top area of the car and an elongated column is slidably mounted in the sleeve. A harness is attached near the top of the column by a lanyard.
    Type: Grant
    Filed: August 27, 2001
    Date of Patent: November 19, 2002
    Assignee: Otis Elevator Company
    Inventors: Thomas F. Malone, Jr., Robert Isaman